243886278

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{3163}}^1$

素因数の和:3420

約数の個数: 32

約数和(自身を含む): 497532672

約数和(自身を除く): 253646394

約数列:

[1, 2, 3, 6, 71, 142, 181, 213, 362, 426, 543, 1086, 3163, 6326, 9489, 12851, 18978, 25702, 38553, 77106, 224573, 449146, 572503, 673719, 1145006, 1347438, 1717509, 3435018, 40647713, 81295426, 121943139, 243886278]

約数ペア:

[(1, 243886278), (2, 121943139), (3, 81295426), (6, 40647713), (71, 3435018), (142, 1717509), (181, 1347438), (213, 1145006), (362, 673719), (426, 572503), (543, 449146), (1086, 224573), (3163, 77106), (6326, 38553), (9489, 25702), (12851, 18978)]